Abstract: In this paper, equivalent electric circuit models of a commercial 1.2-kW proton exchange membrane (PEM) fuel cell stack are proposed based on AC impedance studies. The PEM fuel cell stack ...
Europe's first TES spectrometer is transforming X-ray research with up to 1,000 times greater sensitivity, making once impossible experiments finally possible. Europe’s first and only TES spectrometer ...
A quadrupole mass analyser designed for fusion research combines radiation hardness with the ability to distinguish between ...
Perfluoroalkyl and polyfluoroalkyl substances (PFAS) are a class of synthetic chemicals widely used in industrial processes and consumer products because of their resistance to heat, water and oil.
Scientists around the world have been searching food, water and other environmental media for microplastics and for per- and ...
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